Shoe upper



FIG. 1 is a top view of a shoe upper showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a side view thereof; and,

FIG. 4 is an opposite side view thereof.

The broken lines immediately adjacent to the shaded area define the bounds of the claimed design and form no part thereof. The broken lines showing the remainder of the shoe are for environmental purposes only and form no part of the claimed design. 

CLAIM The ornamental design for a shoe upper, as shown and described. 